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<div class="title">graphicsadapter.cpp</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">  Created by Fabrizio Di Vittorio (fdivitto2013@gmail.com) - &lt;http://www.fabgl.com&gt;</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">  Copyright (c) 2019-2021 Fabrizio Di Vittorio.</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">  All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">* Please contact fdivitto2013@gmail.com if you need a commercial license.</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">* This library and related software is available under GPL v3.</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">  FabGL is free software: you can redistribute it and/or modify</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">  it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">  the Free Software Foundation, either version 3 of the License, or</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">  (at your option) any later version.</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">  FabGL is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">  but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">  GNU General Public License for more details.</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">  You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">  along with FabGL.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="graphicsadapter_8h.html">graphicsadapter.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#pragma GCC optimize (&quot;O2&quot;)</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacefabgl.html">fabgl</a> {</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a> CGAPalette[16] = {</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0),    <span class="comment">// black</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 2),    <span class="comment">// blue</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 2, 0),    <span class="comment">// green</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 2, 2),    <span class="comment">// cyan</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 0, 0),    <span class="comment">// red</span></div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 0, 2),    <span class="comment">// magenta</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 1, 0),    <span class="comment">// brown</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 2, 2),    <span class="comment">// light gray</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 1, 1),    <span class="comment">// dark gray</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 1, 3),    <span class="comment">// light blue</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 3, 1),    <span class="comment">// light green</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 3, 3),    <span class="comment">// light cyan</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 1, 1),    <span class="comment">// light red</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 1, 3),    <span class="comment">// light magenta</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 3, 1),    <span class="comment">// yellow</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;  <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 3, 3),    <span class="comment">// white</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;};</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a> CGAGraphics4ColorsPalette[4][4] = {</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  <span class="comment">// low intensity PC graphics 4 colors palette</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  {</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0),    <span class="comment">// background (not used)</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 2, 0),    <span class="comment">// green</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 0, 0),    <span class="comment">// red</span></div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 1, 0),    <span class="comment">// brown</span></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;  },</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <span class="comment">// high intensity PC graphics 4 colors palette</span></div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;  {</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0),    <span class="comment">// background (not used)</span></div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 3, 1),    <span class="comment">// light green</span></div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 1, 1),    <span class="comment">// light red</span></div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 3, 1),    <span class="comment">// yellow</span></div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  },</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  <span class="comment">// low intensity PC graphics 4 colors alternate palette</span></div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  {</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0),    <span class="comment">// background (not used)</span></div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 2, 2),    <span class="comment">// cyan</span></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 0, 2),    <span class="comment">// magenta</span></div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(2, 2, 2),    <span class="comment">// light gray</span></div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  },</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;  <span class="comment">// low intensity PC graphics 4 colors alternate palette</span></div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;  {</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0),    <span class="comment">// background (not used)</span></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(1, 3, 3),    <span class="comment">// light cyan</span></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 1, 3),    <span class="comment">// light magenta</span></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(3, 3, 3),    <span class="comment">// white</span></div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  },</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;};</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;GraphicsAdapter::GraphicsAdapter()</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  : m_VGADCtrl(false),</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    m_emulation(Emulation::<a class="code" href="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e.html#gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754">None</a>),</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    m_videoBuffer(nullptr),</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    m_rawLUT(nullptr),</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    m_cursorRow(0),</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    m_cursorCol(0),</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    m_cursorStart(0),</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    m_cursorEnd(0),</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    m_cursorVisible(false),</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    m_cursorGlyph(nullptr),</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    m_bit7blink(true),</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;    m_PCGraphicsBackgroundColorIndex(0),</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;    m_PCGraphicsForegroundColorIndex(15),</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    m_PCGraphicsPaletteInUse(0)</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;{</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  m_font.data = <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  m_VGADCtrl.begin();</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;}</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;GraphicsAdapter::~GraphicsAdapter()</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;{</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;  cleanupFont();</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;  freeLUT();</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  <span class="keywordflow">if</span> (m_cursorGlyph)</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    heap_caps_free(m_cursorGlyph);</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;}</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setEmulation(Emulation emulation)</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;{</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;  <span class="keywordflow">if</span> (m_emulation != emulation) {</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    m_emulation = emulation;</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    m_VGADCtrl.end();</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    freeLUT();</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keywordflow">switch</span> (m_emulation) {</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e.html#gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754">Emulation::None</a>:</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        <span class="comment">//printf(&quot;Emulation::None\n&quot;);</span></div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;      <span class="keywordflow">case</span> Emulation::PC_Text_40x25_16Colors:</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        <span class="comment">//printf(&quot;Emulation::PC_Text_40x25_16Colors\n&quot;);</span></div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        setFont(&amp;FONT_8x8);</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;        setCursorShape(5, 7);</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        m_VGADCtrl.setDrawScanlineCallback(drawScanline_PC_Text_40x25_16Colors, <span class="keyword">this</span>);</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        m_VGADCtrl.setScanlinesPerCallBack(4);</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        m_VGADCtrl.setResolution(<a class="code" href="fabglconf_8h_aaa08efd3a20f2e08714be84f244972c3.html#aaa08efd3a20f2e08714be84f244972c3">VGA_320x200_70Hz</a>); <span class="comment">// VGA_320x200_60HzD as alternative?</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        m_columns = m_VGADCtrl.getViewPortWidth() / m_font.width;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        m_rows    = m_VGADCtrl.getViewPortHeight() / m_font.height;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;      <span class="keywordflow">case</span> Emulation::PC_Text_80x25_16Colors:</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="comment">//printf(&quot;Emulation::PC_Text_80x25_16Colors\n&quot;);</span></div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        setFont(&amp;FONT_8x16);</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        setCursorShape(13, 15);</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        m_VGADCtrl.setDrawScanlineCallback(drawScanline_PC_Text_80x25_16Colors, <span class="keyword">this</span>);</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        m_VGADCtrl.setScanlinesPerCallBack(8);</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        m_VGADCtrl.setResolution(<a class="code" href="fabglconf_8h_a86b59f35df218823a6165d836cfc22c0.html#a86b59f35df218823a6165d836cfc22c0">VGA_640x400_70Hz</a>); <span class="comment">// VGA_640x400_60Hz as alternative?</span></div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        m_columns = m_VGADCtrl.getViewPortWidth() / m_font.width;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        m_rows    = m_VGADCtrl.getViewPortHeight() / m_font.height;</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;      <span class="keywordflow">case</span> Emulation::PC_Graphics_320x200_4Colors:</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        <span class="comment">//printf(&quot;Emulation::PC_Graphics_320x200_4Colors\n&quot;);</span></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        m_VGADCtrl.setDrawScanlineCallback(drawScanline_PC_Graphics_320x200_4Colors, <span class="keyword">this</span>);</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        m_VGADCtrl.setScanlinesPerCallBack(1);</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        m_VGADCtrl.setResolution(<a class="code" href="fabglconf_8h_aaa08efd3a20f2e08714be84f244972c3.html#aaa08efd3a20f2e08714be84f244972c3">VGA_320x200_70Hz</a>);   <span class="comment">// VGA_320x200_60HzD as alternative?</span></div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;      <span class="keywordflow">case</span> Emulation::PC_Graphics_640x200_2Colors:</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <span class="comment">//printf(&quot;Emulation::PC_Graphics_640x200_2Colors\n&quot;);</span></div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        m_VGADCtrl.setDrawScanlineCallback(drawScanline_PC_Graphics_640x200_2Colors, <span class="keyword">this</span>);</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        m_VGADCtrl.setScanlinesPerCallBack(1);</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        m_VGADCtrl.setResolution(<a class="code" href="fabglconf_8h_ac5e5d3057b7f87058c6191c87d9a1d54.html#ac5e5d3057b7f87058c6191c87d9a1d54">VGA_640x200_70Hz</a>); <span class="comment">// VGA_640x200_60HzD as alternative?</span></div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      <span class="keywordflow">case</span> Emulation::PC_Graphics_HGC_720x348:</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        <span class="comment">//printf(&quot;Emulation::PC_Graphics_HGC_720x348\n&quot;);</span></div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;        m_VGADCtrl.setDrawScanlineCallback(drawScanline_PC_Graphics_HGC_720x348, <span class="keyword">this</span>);</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        m_VGADCtrl.setScanlinesPerCallBack(2);</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        m_VGADCtrl.setResolution(<a class="code" href="fabglconf_8h_a30629859b390a433f51a0672ae0ca41b.html#a30629859b390a433f51a0672ae0ca41b">VGA_720x348_73Hz</a>);  <span class="comment">// VGA_720x348_50HzD as alternative?</span></div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    }</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="keywordflow">if</span> (m_emulation != <a class="code" href="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e.html#gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754">Emulation::None</a>) {</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;      setupLUT();</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;      m_VGADCtrl.run();</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;    }</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  }</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;}</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::freeLUT()</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;{</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="keywordflow">if</span> (m_rawLUT)</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    heap_caps_free(m_rawLUT);</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  m_rawLUT = <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;}</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setupLUT()</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;{</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;  <span class="keywordflow">switch</span> (m_emulation) {</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <span class="keywordflow">case</span> <a class="code" href="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e.html#gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754">Emulation::None</a>:</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    <span class="keywordflow">case</span> Emulation::PC_Text_80x25_16Colors:</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    <span class="keywordflow">case</span> Emulation::PC_Text_40x25_16Colors:</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;      <span class="comment">// each LUT item contains half pixel (an index to 16 colors palette)</span></div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;      <span class="keywordflow">if</span> (!m_rawLUT)</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        m_rawLUT = (uint8_t*) heap_caps_malloc(16, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 16; ++i)</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        m_rawLUT[i]  = m_VGADCtrl.createRawPixel(CGAPalette[i]);</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <span class="keywordflow">case</span> Emulation::PC_Graphics_320x200_4Colors:</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;      <span class="comment">// each LUT item contains four pixels (decodes as four raw bytes)</span></div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;      <span class="keywordflow">if</span> (!m_rawLUT)</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;        m_rawLUT = (uint8_t*) heap_caps_malloc(256 * 4, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 256; ++i) {</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; 4; ++j) {</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;          <span class="keywordtype">int</span> pixel = (i &gt;&gt; (6 - j * 2)) &amp; 0b11;</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;          uint8_t rawPixel = m_VGADCtrl.createRawPixel(pixel == 0 ? CGAPalette[m_PCGraphicsBackgroundColorIndex] : CGAGraphics4ColorsPalette[m_PCGraphicsPaletteInUse][pixel]);</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;          m_rawLUT[(i * 4) + (j ^ 2)] = rawPixel;</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        }</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;      }</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;    <span class="keywordflow">case</span> Emulation::PC_Graphics_640x200_2Colors:</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;      <span class="comment">// each LUT item contains eight pixels (decodes as eight raw bytes)</span></div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;      <span class="keywordflow">if</span> (!m_rawLUT)</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        m_rawLUT = (uint8_t*) heap_caps_malloc(256 * 8, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 256; ++i) {</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; 8; ++j) {</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;          <span class="keywordtype">bool</span> pixel = (i &gt;&gt; (7 - j)) &amp; 1;</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;          uint8_t rawPixel = m_VGADCtrl.createRawPixel(pixel ? CGAPalette[m_PCGraphicsForegroundColorIndex] : <a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(0, 0, 0));</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;          m_rawLUT[(i * 8) + (j ^ 2)] = rawPixel;</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;        }</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;      }</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    <span class="keywordflow">case</span> Emulation::PC_Graphics_HGC_720x348:</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;      <span class="comment">// each LUT item contains eight pixels (decodes as eight raw bytes)</span></div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;      <span class="keywordflow">if</span> (!m_rawLUT)</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;        m_rawLUT = (uint8_t*) heap_caps_malloc(256 * 8, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 256; ++i) {</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; 8; ++j) {</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;          <span class="keywordtype">bool</span> pixel = (i &gt;&gt; (7 - j)) &amp; 1;</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;          uint8_t rawPixel = m_VGADCtrl.createRawPixel(<a class="code" href="structfabgl_1_1_r_g_b222.html">RGB222</a>(pixel * 3, pixel * 3, pixel * 3));</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;          m_rawLUT[(i * 8) + (j ^ 2)] = rawPixel;</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        }</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;      }</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;  }</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;}</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setPCGraphicsBackgroundColorIndex(<span class="keywordtype">int</span> colorIndex)</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;{</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;  m_PCGraphicsBackgroundColorIndex = colorIndex;</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;  setupLUT();</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;}</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setPCGraphicsForegroundColorIndex(<span class="keywordtype">int</span> colorIndex)</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;{</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;  m_PCGraphicsForegroundColorIndex = colorIndex;</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;  setupLUT();</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;}</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setPCGraphicsPaletteInUse(<span class="keywordtype">int</span> paletteIndex)</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;{</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;  m_PCGraphicsPaletteInUse = paletteIndex;</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;  setupLUT();</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;}</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setVideoBuffer(<span class="keywordtype">void</span> <span class="keyword">const</span> * videoBuffer)</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;{</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;  m_videoBuffer = (uint8_t*) videoBuffer;</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;}</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::cleanupFont()</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;{</div><div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;  <span class="keywordflow">if</span> (m_font.data) {</div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;    heap_caps_free((<span class="keywordtype">void</span>*)m_font.data);</div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;    m_font.data = <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;  }</div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;}</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setFont(FontInfo <span class="keyword">const</span> * font)</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;{</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;  cleanupFont();</div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;  <span class="keywordflow">if</span> (font) {</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;    m_font = *font;</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;    <span class="comment">// copy font data into internal RAM</span></div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;    <span class="keyword">auto</span> size = 256 * ((m_font.width + 7) / 8) * m_font.<a class="code" href="structfabgl_1_1_size_a777dd66f9609a587ee98ad50de301662.html#a777dd66f9609a587ee98ad50de301662">height</a>;</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    m_font.data = (uint8_t <span class="keyword">const</span> *) heap_caps_malloc(size, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    memcpy((<span class="keywordtype">void</span>*)m_font.data, font-&gt;data, size);</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;  }</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;}</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setCursorShape(<span class="keywordtype">int</span> start, <span class="keywordtype">int</span> end)</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;{</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keywordflow">if</span> (start != m_cursorStart || end != m_cursorEnd) {</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;    m_cursorStart = start;</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;    m_cursorEnd   = end;</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;    <span class="comment">// readapt start-&gt;end to the actual font height to make sure the cursor is always visible</span></div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;    <span class="keywordflow">if</span> (start &lt;= end &amp;&amp; end &gt;= m_font.height) {</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;      <span class="keywordtype">int</span> h = end - start;</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;      end   = m_font.height - 1;</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;      start = end - h;</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    }</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;    <span class="keywordtype">int</span> charWidthInBytes = (m_font.width + 7) / 8;</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    <span class="keywordflow">if</span> (!m_cursorGlyph)</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;      m_cursorGlyph = (uint8_t*) heap_caps_malloc(charWidthInBytes * m_font.height, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    memset(m_cursorGlyph, 0, charWidthInBytes * m_font.height);</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keywordflow">if</span> (end &gt;= start &amp;&amp; start &gt;= 0 &amp;&amp; start &lt; m_font.height &amp;&amp; end &lt; m_font.height)</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;      memset(m_cursorGlyph + (start * charWidthInBytes), 0xff, (end - start + 1) * charWidthInBytes);</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;  }</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;}</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;<span class="keywordtype">void</span> GraphicsAdapter::setCursorPos(<span class="keywordtype">int</span> row, <span class="keywordtype">int</span> column)</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;{</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;  m_cursorRow = row;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;  m_cursorCol = column;</div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;}</div><div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;<span class="keywordtype">void</span> IRAM_ATTR GraphicsAdapter::drawScanline_PC_Text_40x25_16Colors(<span class="keywordtype">void</span> * arg, uint8_t * dest, <span class="keywordtype">int</span> scanLine)</div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;{</div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;  <span class="keyword">auto</span> ga = (GraphicsAdapter*) arg;</div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;  constexpr <span class="keywordtype">int</span> CHARWIDTH        = 8;</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;  constexpr <span class="keywordtype">int</span> CHARHEIGHT       = 8;</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;  constexpr <span class="keywordtype">int</span> CHARWIDTHINBYTES = (CHARWIDTH + 7) / 8;</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;  constexpr <span class="keywordtype">int</span> CHARSIZEINBYTES  = CHARWIDTHINBYTES * CHARHEIGHT;</div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;  constexpr <span class="keywordtype">int</span> COLUMNS          = 40;</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;  constexpr <span class="keywordtype">int</span> SCREENWIDTH      = 320;</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;  constexpr <span class="keywordtype">int</span> LINES            = 8;</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;</div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;  <span class="keywordflow">if</span> (scanLine == 0)</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;    ++ga-&gt;m_frameCounter;</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;  <span class="keywordtype">int</span> charScanline = scanLine &amp; (CHARHEIGHT - 1);</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;  <span class="keywordtype">int</span> textRow      = scanLine / CHARHEIGHT;</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;  uint8_t <span class="keyword">const</span> * fontData = ga-&gt;m_font.data + (charScanline * CHARWIDTHINBYTES);</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;  uint8_t * rawLUT = ga-&gt;m_rawLUT;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;  uint8_t <span class="keyword">const</span> * curItem = ga-&gt;m_videoBuffer + (textRow * COLUMNS * 2);</div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;  <span class="keywordtype">bool</span> showCursor = ga-&gt;m_cursorVisible &amp;&amp; ga-&gt;m_cursorRow == textRow &amp;&amp; ((ga-&gt;m_frameCounter &amp; 0x1f) &lt; 0xf);</div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;  <span class="keywordtype">int</span> cursorCol = ga-&gt;m_cursorCol;</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;</div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;  <span class="keywordtype">bool</span> bit7blink = ga-&gt;m_bit7blink;</div><div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;  <span class="keywordtype">bool</span> blinktime = bit7blink &amp;&amp; !((ga-&gt;m_frameCounter &amp; 0x3f) &lt; 0x1f);</div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> textCol = 0; textCol &lt; COLUMNS; ++textCol) {</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;    <span class="keywordtype">int</span> charIdx  = *curItem++;</div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;    <span class="keywordtype">int</span> charAttr = *curItem++;</div><div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;    <span class="keywordtype">bool</span> blink = <span class="keyword">false</span>;</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    <span class="keywordflow">if</span> (bit7blink) {</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;      blink = blinktime &amp;&amp; (charAttr &amp; 0x80);</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;      charAttr &amp;= 0x7f;</div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    }</div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;    uint8_t bg = rawLUT[charAttr &gt;&gt; 4];</div><div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;    uint8_t fg = blink ? bg : rawLUT[charAttr &amp; 0xf];</div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;    <span class="keyword">const</span> uint8_t colors[2] = { bg, fg };</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;</div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;    uint8_t <span class="keyword">const</span> * charBitmapPtr = fontData + charIdx * CHARSIZEINBYTES;</div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;    <span class="keyword">auto</span> destptr = dest;</div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;</div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    <span class="keywordflow">if</span> (showCursor &amp;&amp; textCol == cursorCol) {</div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;</div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;      uint8_t <span class="keyword">const</span> * cursorBitmapPtr = ga-&gt;m_cursorGlyph + (charScanline * CHARWIDTHINBYTES);</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> charRow = 0; charRow &lt; LINES / 2; ++charRow) {</div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;        uint32_t charBitmap = *charBitmapPtr | *cursorBitmapPtr;</div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;</div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;        *(destptr + 0) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x20)];</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;        *(destptr + 1) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x10)];</div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;        *(destptr + 2) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x80)];</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;        *(destptr + 3) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x40)];</div><div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;        *(destptr + 4) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x02)];</div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;        *(destptr + 5) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x01)];</div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;        *(destptr + 6) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x08)];</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;        *(destptr + 7) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x04)];</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;        destptr += SCREENWIDTH;</div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;        charBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;        cursorBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;      }</div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;</div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> charRow = 0; charRow &lt; LINES / 2; ++charRow) {</div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;</div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;        uint32_t charBitmap = *charBitmapPtr;</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;        *(destptr + 0) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x20)];</div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;        *(destptr + 1) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x10)];</div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;        *(destptr + 2) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x80)];</div><div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;        *(destptr + 3) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x40)];</div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;        *(destptr + 4) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x02)];</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;        *(destptr + 5) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x01)];</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;        *(destptr + 6) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x08)];</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;        *(destptr + 7) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x04)];</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;</div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;        destptr += SCREENWIDTH;</div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;        charBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;      }</div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;    }</div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;</div><div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;    dest += 8;</div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;  }</div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;}</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;</div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;<span class="keywordtype">void</span> IRAM_ATTR GraphicsAdapter::drawScanline_PC_Text_80x25_16Colors(<span class="keywordtype">void</span> * arg, uint8_t * dest, <span class="keywordtype">int</span> scanLine)</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;{</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;  <span class="keyword">auto</span> ga = (GraphicsAdapter*) arg;</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;</div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;  constexpr <span class="keywordtype">int</span> CHARWIDTH        = 8;</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;  constexpr <span class="keywordtype">int</span> CHARHEIGHT       = 16;</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;  constexpr <span class="keywordtype">int</span> CHARWIDTHINBYTES = (CHARWIDTH + 7) / 8;</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;  constexpr <span class="keywordtype">int</span> CHARSIZEINBYTES  = CHARWIDTHINBYTES * CHARHEIGHT;</div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;  constexpr <span class="keywordtype">int</span> COLUMNS          = 80;</div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;  constexpr <span class="keywordtype">int</span> SCREENWIDTH      = 640;</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;  constexpr <span class="keywordtype">int</span> LINES            = 16;</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;</div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;  <span class="keywordflow">if</span> (scanLine == 0)</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;    ++ga-&gt;m_frameCounter;</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;</div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;  <span class="keywordtype">int</span> charScanline = scanLine &amp; (CHARHEIGHT - 1);</div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;  <span class="keywordtype">int</span> textRow      = scanLine / CHARHEIGHT;</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;</div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;  uint8_t <span class="keyword">const</span> * fontData = ga-&gt;m_font.data + (charScanline * CHARWIDTHINBYTES);</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;</div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;  uint8_t * rawLUT = ga-&gt;m_rawLUT;</div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;  uint8_t <span class="keyword">const</span> * curItem = ga-&gt;m_videoBuffer + (textRow * COLUMNS * 2);</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;</div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;  <span class="keywordtype">bool</span> showCursor = ga-&gt;m_cursorVisible &amp;&amp; ga-&gt;m_cursorRow == textRow &amp;&amp; ((ga-&gt;m_frameCounter &amp; 0x1f) &lt; 0xf);</div><div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;  <span class="keywordtype">int</span> cursorCol = ga-&gt;m_cursorCol;</div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;</div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;  <span class="keywordtype">bool</span> bit7blink = ga-&gt;m_bit7blink;</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;  <span class="keywordtype">bool</span> blinktime = bit7blink &amp;&amp; !((ga-&gt;m_frameCounter &amp; 0x3f) &lt; 0x1f);</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;</div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> textCol = 0; textCol &lt; COLUMNS; ++textCol) {</div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;    <span class="keywordtype">int</span> charIdx  = *curItem++;</div><div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;    <span class="keywordtype">int</span> charAttr = *curItem++;</div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;    <span class="keywordtype">bool</span> blink = <span class="keyword">false</span>;</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;    <span class="keywordflow">if</span> (bit7blink) {</div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;      blink = blinktime &amp;&amp; (charAttr &amp; 0x80);</div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;      charAttr &amp;= 0x7f;</div><div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;    }</div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;</div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;    uint8_t bg = rawLUT[charAttr &gt;&gt; 4];</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;    uint8_t fg = blink ? bg : rawLUT[charAttr &amp; 0xf];</div><div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;</div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;    <span class="keyword">const</span> uint8_t colors[2] = { bg, fg };</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;    uint8_t <span class="keyword">const</span> * charBitmapPtr = fontData + charIdx * CHARSIZEINBYTES;</div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;    <span class="keyword">auto</span> destptr = dest;</div><div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;</div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;    <span class="keywordflow">if</span> (showCursor &amp;&amp; textCol == cursorCol) {</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;      uint8_t <span class="keyword">const</span> * cursorBitmapPtr = ga-&gt;m_cursorGlyph + (charScanline * CHARWIDTHINBYTES);</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> charRow = 0; charRow &lt; LINES / 2; ++charRow) {</div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;        uint32_t charBitmap = *charBitmapPtr | *cursorBitmapPtr;</div><div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;</div><div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;        *(destptr + 0) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x20)];</div><div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;        *(destptr + 1) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x10)];</div><div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;        *(destptr + 2) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x80)];</div><div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;        *(destptr + 3) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x40)];</div><div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;        *(destptr + 4) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x02)];</div><div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;        *(destptr + 5) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x01)];</div><div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;        *(destptr + 6) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x08)];</div><div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;        *(destptr + 7) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x04)];</div><div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;</div><div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;        destptr += SCREENWIDTH;</div><div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;        charBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;        cursorBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;      }</div><div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;</div><div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;    } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;</div><div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> charRow = 0; charRow &lt; LINES / 2; ++charRow) {</div><div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;</div><div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;        uint32_t charBitmap = *charBitmapPtr;</div><div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;</div><div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;        *(destptr + 0) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x20)];</div><div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;        *(destptr + 1) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x10)];</div><div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;        *(destptr + 2) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x80)];</div><div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;        *(destptr + 3) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x40)];</div><div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;        *(destptr + 4) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x02)];</div><div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;        *(destptr + 5) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x01)];</div><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;        *(destptr + 6) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x08)];</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;        *(destptr + 7) = colors[(<span class="keywordtype">bool</span>)(charBitmap &amp; 0x04)];</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;        destptr += SCREENWIDTH;</div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;        charBitmapPtr += CHARWIDTHINBYTES;</div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;      }</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;    }</div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;    dest += 8;</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;</div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;  }</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;}</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;</div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;<span class="comment">// offset 0x0000 for even scan lines (bit 0 = 0), lines 0, 2, 4...</span></div><div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;<span class="comment">// offset 0x2000 for odd scan lines  (bit 0 = 1), lines 1, 3, 5...</span></div><div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;<span class="keywordtype">void</span> IRAM_ATTR GraphicsAdapter::drawScanline_PC_Graphics_320x200_4Colors(<span class="keywordtype">void</span> * arg, uint8_t * dest, <span class="keywordtype">int</span> scanLine)</div><div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;{</div><div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTH         = 320;</div><div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;  constexpr <span class="keywordtype">int</span> PIXELSPERBYTE = 4;</div><div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTHINBYTES  = WIDTH / PIXELSPERBYTE;</div><div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;</div><div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;  <span class="keyword">auto</span> ga = (GraphicsAdapter*) arg;</div><div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;</div><div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;  <span class="keyword">auto</span> src = ga-&gt;m_videoBuffer + ((scanLine &amp; 1) &lt;&lt; 13) + WIDTHINBYTES * (scanLine &gt;&gt; 1);</div><div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;</div><div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;  <span class="keyword">auto</span> dest32 = (uint32_t*) dest;</div><div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;</div><div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;  <span class="keyword">auto</span> LUT32 = (uint32_t*) ga-&gt;m_rawLUT;</div><div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;</div><div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;  for (<span class="keywordtype">int</span> col = 0; col &lt; WIDTH; col += PIXELSPERBYTE) {</div><div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;    *dest32++ = LUT32[*src++];</div><div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;  }</div><div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;}</div><div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;</div><div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;</div><div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;<span class="comment">// offset 0x0000 for even scan lines (bit 0 = 0), lines 0, 2, 4...</span></div><div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;<span class="comment">// offset 0x2000 for odd scan lines  (bit 0 = 1), lines 1, 3, 5...</span></div><div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;<span class="keywordtype">void</span> IRAM_ATTR GraphicsAdapter::drawScanline_PC_Graphics_640x200_2Colors(<span class="keywordtype">void</span> * arg, uint8_t * dest, <span class="keywordtype">int</span> scanLine)</div><div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;{</div><div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTH         = 640;</div><div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;  constexpr <span class="keywordtype">int</span> PIXELSPERBYTE = 8;</div><div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTHINBYTES  = WIDTH / PIXELSPERBYTE;</div><div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;</div><div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;  <span class="keyword">auto</span> ga = (GraphicsAdapter*) arg;</div><div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;</div><div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;  <span class="keyword">auto</span> src = ga-&gt;m_videoBuffer + ((scanLine &amp; 1) &lt;&lt; 13) + WIDTHINBYTES * (scanLine &gt;&gt; 1);</div><div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;</div><div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;  <span class="keyword">auto</span> dest64 = (uint64_t*) dest;</div><div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;</div><div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;  <span class="keyword">auto</span> LUT64 = (uint64_t*) ga-&gt;m_rawLUT;</div><div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;</div><div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;  for (<span class="keywordtype">int</span> col = 0; col &lt; WIDTH; col += PIXELSPERBYTE) {</div><div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;    *dest64++ = LUT64[*src++];</div><div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;  }</div><div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;}</div><div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;</div><div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;</div><div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;<span class="comment">// offset 0x0000 for lines 0, 4, 8, 12...</span></div><div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;<span class="comment">// offset 0x2000 for lines 1, 5, 9, 13...</span></div><div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;<span class="comment">// offset 0x4000 for lines 2, 6, 10, 14...</span></div><div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;<span class="comment">// offset 0x6000 for lines 3, 7, 11, 15...</span></div><div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;<span class="keywordtype">void</span> IRAM_ATTR GraphicsAdapter::drawScanline_PC_Graphics_HGC_720x348(<span class="keywordtype">void</span> * arg, uint8_t * dest, <span class="keywordtype">int</span> scanLine)</div><div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;{</div><div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTH         = 720;</div><div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;  constexpr <span class="keywordtype">int</span> PIXELSPERBYTE = 8;</div><div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;  constexpr <span class="keywordtype">int</span> WIDTHINBYTES  = WIDTH / PIXELSPERBYTE;</div><div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;</div><div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;  <span class="keyword">auto</span> ga = (GraphicsAdapter*) arg;</div><div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;</div><div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;  <span class="keyword">auto</span> src = ga-&gt;m_videoBuffer + ((scanLine &amp; 0b11) &lt;&lt; 13) + WIDTHINBYTES * (scanLine &gt;&gt; 2);</div><div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;</div><div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;  <span class="keyword">auto</span> dest64 = (uint64_t*) dest;</div><div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;</div><div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;  <span class="keyword">auto</span> LUT64 = (uint64_t*) ga-&gt;m_rawLUT;</div><div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;</div><div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;  for (<span class="keywordtype">int</span> col = 0; col &lt; WIDTH; col += PIXELSPERBYTE)</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;    *dest64++ = LUT64[*src++];</div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;</div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;  ++scanLine;</div><div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;  src = ga-&gt;m_videoBuffer + ((scanLine &amp; 0b11) &lt;&lt; 13) + WIDTHINBYTES * (scanLine &gt;&gt; 2);</div><div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;</div><div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> col = 0; col &lt; WIDTH; col += PIXELSPERBYTE)</div><div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;    *dest64++ = LUT64[*src++];</div><div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;}</div><div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;</div><div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;</div><div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;</div><div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;</div><div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;</div><div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;};  <span class="comment">// fabgl namespace</span></div><div class="ttc" id="fabglconf_8h_a30629859b390a433f51a0672ae0ca41b_html_a30629859b390a433f51a0672ae0ca41b"><div class="ttname"><a href="fabglconf_8h_a30629859b390a433f51a0672ae0ca41b.html#a30629859b390a433f51a0672ae0ca41b">VGA_720x348_73Hz</a></div><div class="ttdeci">#define VGA_720x348_73Hz</div><div class="ttdef"><b>Definition:</b> <a href="fabglconf_8h_source.html#l00264">fabglconf.h:264</a></div></div>
<div class="ttc" id="fabglconf_8h_ac5e5d3057b7f87058c6191c87d9a1d54_html_ac5e5d3057b7f87058c6191c87d9a1d54"><div class="ttname"><a href="fabglconf_8h_ac5e5d3057b7f87058c6191c87d9a1d54.html#ac5e5d3057b7f87058c6191c87d9a1d54">VGA_640x200_70Hz</a></div><div class="ttdeci">#define VGA_640x200_70Hz</div><div class="ttdef"><b>Definition:</b> <a href="fabglconf_8h_source.html#l00207">fabglconf.h:207</a></div></div>
<div class="ttc" id="fabglconf_8h_a86b59f35df218823a6165d836cfc22c0_html_a86b59f35df218823a6165d836cfc22c0"><div class="ttname"><a href="fabglconf_8h_a86b59f35df218823a6165d836cfc22c0.html#a86b59f35df218823a6165d836cfc22c0">VGA_640x400_70Hz</a></div><div class="ttdeci">#define VGA_640x400_70Hz</div><div class="ttdef"><b>Definition:</b> <a href="fabglconf_8h_source.html#l00234">fabglconf.h:234</a></div></div>
<div class="ttc" id="namespacefabgl_html"><div class="ttname"><a href="namespacefabgl.html">fabgl</a></div><div class="ttdef"><b>Definition:</b> <a href="canvas_8cpp_source.html#l00036">canvas.cpp:36</a></div></div>
<div class="ttc" id="graphicsadapter_8h_html"><div class="ttname"><a href="graphicsadapter_8h.html">graphicsadapter.h</a></div><div class="ttdoc">This file contains fabgl::GraphicsAdapter definition. </div></div>
<div class="ttc" id="structfabgl_1_1_size_a777dd66f9609a587ee98ad50de301662_html_a777dd66f9609a587ee98ad50de301662"><div class="ttname"><a href="structfabgl_1_1_size_a777dd66f9609a587ee98ad50de301662.html#a777dd66f9609a587ee98ad50de301662">fabgl::Size::height</a></div><div class="ttdeci">int16_t height</div><div class="ttdef"><b>Definition:</b> <a href="fabutils_8h_source.html#l00210">fabutils.h:210</a></div></div>
<div class="ttc" id="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e_html_gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754"><div class="ttname"><a href="group___enumerations_ga8ac9813c9c9df8a1e7f6ec66b346f08e.html#gga8ac9813c9c9df8a1e7f6ec66b346f08ea6adf97f83acf6453d4a6a4b1070f3754">fabgl::LineEnds::None</a></div></div>
<div class="ttc" id="structfabgl_1_1_r_g_b222_html"><div class="ttname"><a href="structfabgl_1_1_r_g_b222.html">fabgl::RGB222</a></div><div class="ttdoc">Represents a 6 bit RGB color. </div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00275">displaycontroller.h:275</a></div></div>
<div class="ttc" id="fabglconf_8h_aaa08efd3a20f2e08714be84f244972c3_html_aaa08efd3a20f2e08714be84f244972c3"><div class="ttname"><a href="fabglconf_8h_aaa08efd3a20f2e08714be84f244972c3.html#aaa08efd3a20f2e08714be84f244972c3">VGA_320x200_70Hz</a></div><div class="ttdeci">#define VGA_320x200_70Hz</div><div class="ttdef"><b>Definition:</b> <a href="fabglconf_8h_source.html#l00174">fabglconf.h:174</a></div></div>
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